Home / 14,570.84-21,859.89-4,711.11

Finding the Fourth Proportional to 14,570.84, 21,859.89 and 4,711.11

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Solution

The fourth proportional to 14,570.84, 21,859.89 and 4,711.11 is: 7,067.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570.84 : 21,859.89 = 4,711.11 : x
  2. Step 2: Convert to fraction form
    14,570.84/21,859.89 = 4,711.11/x
  3. Step 3: Cross multiply
    14,570.84x = 21,859.89 × 4,711.11
  4. Step 4: Simplify right side
    14,570.84x = 102,984,346.38
  5. Step 5: Solve for x
    x = 102,984,346.38/14,570.84
  6. Step 6: Final answer
    x = 7,067.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.